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Finding the Third Proportional to 1,187,632.13 and 2,800,802.81

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Solution

The third proportional to 1,187,632.13 and 2,800,802.81 is: 6,605,156.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,632.13 : 2,800,802.81 = 2,800,802.81 : x
  2. Step 2: Convert to fraction form
    1,187,632.13/2,800,802.81 = 2,800,802.81/x
  3. Step 3: Cross multiply
    1,187,632.13x = 2,800,802.81 × 2,800,802.81
  4. Step 4: Simplify right side
    1,187,632.13x = 7,844,496,394,507.91
  5. Step 5: Solve for x
    x = 7,844,496,394,507.91/1,187,632.13
  6. Step 6: Final answer
    x = 6,605,156.79

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.